body{
    margin: 0;
}
.aboutus-content-img{
    width: 1200px;
    height: 380px;
    background-size:100% 100%;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.aboutus-content-img-text{
    width: 100%;
    height: 100px;
    border-radius: 50px;
    background-color: rgba(180,180,180,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.aboutus-content-img-text span{
    font-family: Microsoft YaHei;
    font-size: 60px;
    color: rgb(10, 204, 206);
}
.aboutus-content{
    width: 1200px;
    margin: auto;
}
.aboutus-content p{
    font-size: 14px;
    line-height: 200%;
}
#top-nav-content>li>a[href="aboutus.html"]{
    color: mediumaquamarine;
}